Infinity Weight counterweights by Later Infinity – YoYoExpert
Amazon.com: Goliath YoFinity Yo-Yo with Infinity Mirror and Coloured Lights (Assorted Blue, Green, Orange) (918655012) : CDs & Vinyl
Goliath Games: YO-YO Yofinity Assortment
Hyper Yo-Yo Hyper Infinity | eBay
Amazon.com: Goliath YoFinity Double Vizion Blue - Trick Light-Up Yo-Yo with LED Lights and Infinity Mirror On Both Sides - Ages 8 and Up : Toys & Games